<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>

    <div id="app">

        <button @click="count++">我被点击了{{count}}次</button>
        <counter></counter>
        <button-counter></button-counter>
    </div>

</body>

<script src="../node_modules/vue/dist/vue.js"></script>

    <script>

        //1，全局声明一个组件    
        Vue.component("counter",{
            template:`<button @click="count++">我被点击了{{count}}次</button>`,
            data(){
                return{
                    count:1
                }
            }
        })    

        //2，局部声明一个组件
        const buttonCounter = {
            template:`<button @click="count++">我被点击了{{count}}次----</button>`,
            data(){
                return{
                    count:1
                }
            }
        }

        new Vue({
            el: "#app",
            data: {
                count:1
            },
            components:{
                'button-counter':buttonCounter
            }

        });

        
        
    </script>
</html>